dan hurd: i'm ashamed of that, and i don't want this to continue for my daughter. brenda kealing: prop 38 is going to bring a lot of money to our schools. suzan solomon: the money stays at the school site. cade derry: what i would really like to see is that the teachers... that were laid off come back to the school. navaz hurd: a smaller class size. navaz hurd: as a mom i want that. as a teacher i want that. >> osgood: i'm sorry. i was just checking my cell phone. a reminder of just how disconnected from our surroundings all of these devices can make us. disconnected is one of the milder things some critics say about our push-button companions. our cover story is reported by susan spencer of "48 hours." >> reporter: once upon a time in what seems a far-off land, if you saw someone walking down the street talking to himself, you'd think he was, well, crazy. not anymore. 90% of american adults own cell phones. and whether talking or texting, it seems that 90% of the time they are using them. >> these days the minute that people are alone at a stop sign, at the checko